Question 388644
The expression 3 sin 1/2x reaches its maximum value when x, expressed in radians, equals
a) pie
b) 3
c) pie/2
d) 3/2
---
Since the sin ranges from -1 to +1,
3 sin ranges from -3 to +3.
----
Ans: 3
============
Cheers,
Stan H.
============